/**
 * Copyright (c) 2016-2019 人人开源 All rights reserved.
 * <p>
 * https://www.renren.io
 * <p>
 * 版权所有，侵权必究！
 */

package io.renren.common.utils;

import org.springframework.web.context.request.RequestContextHolder;
import org.springframework.web.context.request.ServletRequestAttributes;

import javax.servlet.http.HttpServletRequest;

public class HttpContextUtils {

  public static HttpServletRequest getHttpServletRequest() {
    return ((ServletRequestAttributes) RequestContextHolder.getRequestAttributes()).getRequest();
  }

  public static String getDomain() {
    HttpServletRequest request = getHttpServletRequest();
    StringBuffer url = request.getRequestURL();
    return url.delete(url.length() - request.getRequestURI().length(), url.length()).toString();
  }

  public static String getOrigin() {
    HttpServletRequest request = getHttpServletRequest();
    return request.getHeader("Origin");
  }
}
